Asus Vivobook S 14 Q423 vs ASUS Vivobook S14 S435 Comparison

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Asus Vivobook S 14 Q423

14 inches | September 2024

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ASUS Vivobook S14 S435

14 inches | January 2021

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Asus Vivobook S 14 Q423 vs ASUS Vivobook S14 S435 Comparison Overview

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In this review, we will be comparing Vivobook S 14 Q423 and Vivobook S14 S435, two laptops from Asus and ASUS. Asus Vivobook S 14 Q423 was introduced to market in September 2024 and ASUS Vivobook S14 S435 was launched in January 2021. As you can see, Vivobook S14 S435 is 3 years older than Vivobook S 14 Q423. Let's see if this age difference between two laptops makes a big difference.

Click for Available Configurations of the Laptops

Vivobook S 14 Q423 and Vivobook S14 S435 are members of ASUS's Vivobook series of laptops. Below you can find the latest models from this series.

Asus Vivobook Series History

	Release Date	Screen Size	Dimensions	Weight
Asus Vivobook 16 X1607	January 2025	16.0"	357 x 250.6 x 17.9-19.9 mm	1.88 kg (4.15 lbs)
Asus Vivobook 14 X1407Q	January 2025	14.0"	315.2 x 223.4 x 17.9-19.9 mm	1.49 kg (3.29 lbs)
Asus Vivobook S 14 Q423	September 2024	14.0"	310.5 x 221.9 x 13.9-15.9 mm	1.3 kg (2.87 lbs)
Asus Vivobook S 15 S5507	May 2024	15.6"	352.6 x 226.9 x 15.9 mm	1.42 kg (3.13 lbs)
Asus Vivobook 16 X1605	January 2024	16.0"	358.7 x 249.5 x 19.9 mm	1.88 kg (4.15 lbs)
Asus Vivobook S 16 OLED S5606 / M5606	January 2024	16.0"	353.6 x 246.9 x 13.9-15.9 mm	1.5 kg (3.31 lbs)
Asus Vivobook S 14 OLED S5406 M5406	January 2024	14.0"	310.5 x 221.9 x 13.9-15.9 mm	1.3 kg (2.87 lbs)
Asus Vivobook S 15 OLED S5506 M5506	January 2024	15.6"	353.6 x 246.9 x 13.9-15.9 mm	1.5 kg (3.31 lbs)

Here is a brief look at the main features of Asus Vivobook S 14 Q423 and ASUS Vivobook S14 S435 before getting into our more detailed comparison.

Asus Vivobook S 14 Q423 Key Specs

Launched in September 2024
14.0" TouchScreen - OLED, 16:10 Aspect Ratio Display
CPU: Intel Core Ultra 5 226V
GPU: Intel Arc 130V
8GB Ram
310.5 x 221.9 x 13.9-15.9 mm (12.22 x 8.74 x 0.55-0.63 inches)
Weight: 1.3 kg (2.87 lbs)

ASUS Vivobook S14 S435 Key Specs

Launched in January 2021
14.0" IPS LCD, 16:9 Aspect Ratio Display
CPU: Intel Core i5 1135G7
GPU: Intel Iris Xe Graphics G7 (80EU)
8GB Ram
322.2 x 204 x 15.9 mm (12.69 x 8.03 x 0.63 inches)
Weight: 1.3 kg (2.87 lbs)

Let's read on the following sections in order to better understand in detail how Vivobook S 14 Q423 and Vivobook S14 S435 compares and decide which one is better for you.

**This post contains affiliate links and I will be compensated if you make a purchase after clicking through my links. As an Amazon Associate I earn from qualifying purchases.

Reasons to choose Asus Vivobook S 14 Q423 over ASUS Vivobook S14 S435

Screen-to-Body Ratio	~82.5% vs ~82.2%	Larger screen area ratio
Side Bezel Thickness	4.5 mm vs 6.2 mm	1.7 mm thinner bezels
Screen PPI	162 ppi vs 157 ppi	More pixels per inch
Touch Screen	Yes vs No	Interact with your fingers
Screen Resolution	1920 x 1200 pixels vs 1920 x 1080 pixels	Higher pixel count screen
Max Brightness	600 nits vs 400 nits	Brighter Screen
CPU Fabrication Process	3 nm vs 10 nm	Newer Generation CPU
GPU Fabrication Process	3 nm vs 10 nm	Newer Generation GPU
GPU FLOPS	3.3 TFLOPS vs 1.41 TFLOPS	Faster RAM Type
RAM Type	LPDDR5X vs LPDDR4X	Faster RAM
RAM BUS	PCI-E Gen 4.0 (4x) vs PCI-E Gen 3.0 (4x)	More advanced Wi-fi connectivity
WiFi Standard	v7 vs v6	More advanced Bluetooth connectivity
Bluetooth	v5.4 vs v5	Higher Resolution Camera
Webcam Resolution	1920 x 1080 vs 1280 x 720	Faster USB-C connection
USB-C Port Type	v4.0 vs v3.2	Better HDMI connectivity
HDMI Version	2.1 vs 1.4	Better typing feel
Key Travel	1.7 mm vs 1.4 mm

Reasons to choose ASUS Vivobook S14 S435 over Asus Vivobook S 14 Q423

Screen Type	Matte vs Glossy	potentially less reflections on screen
Fingerprint Sensor	Yes vs No	Easy login with fingerprint

Common Strengths of ASUS Vivobook S14 S435 and Asus Vivobook S 14 Q423

Fast Charging Support	Yes vs Yes	Charge the battery in a shorter time
RAM Type	PCI-E Gen 4.0 (4x) vs PCI-E Gen 3.0 (4x)	Fast RAM type
Upgradable Storage	Yes vs Yes	Option to increase the Storage size
SSD Type	NVMe vs NVMe	Faster Data Transfers
Thunderbolt Port	v4 vs v4	Fast data and power transfer via Thunderbolt Port
HDMI Output	1x HDMI 2.1 vs 1x HDMI 2.1	Connect to External Displays via HDMI cable
VGA Output	No vs No	Connect to External Displays via VGA cable
Built-in SD Card Reader	Yes vs Yes	Read & Write SD Cards
Keyboard Backlight	Yes vs Yes	Easily see the keys under low light

Common Weaknesses of ASUS Vivobook S14 S435 and Asus Vivobook S 14 Q423

Upgradable RAM	No vs No	No Option to increase the RAM size

Asus Vivobook S 14 Q423 vs ASUS Vivobook S14 S435: Physical Specs Comparison

In this section, we will be comparing the physical specifications and body features of the Asus Vivobook S 14 Q423 and the ASUS Vivobook S14 S435.

Physical Specs
Weight	1.3 kg (2.87 lbs)	1.3 kg (2.87 lbs)
Surface Area	689 cm2 (106.8 inches2)	657 cm2 (101.9 inches2)
Screen to Surface Ratio	~82.5%	~82.2%
Side Bezel Thickness	~4.5 mm	~6.2 mm
Weight per Inch of Screen	0.09 kg/inch	0.09 kg/inch
	0.198 lbs/inch	0.198 lbs/inch
Colors	Black	Red

Comparison of the Asus Vivobook S 14 Q423 and the ASUS Vivobook S14 S435 External Dimensions

Weight

Weight Comparison

Displays size 14.0-14.9 inches

Asus Vivobook S 14 Q423 1.30 kg

ASUS Vivobook S14 S435 1.30 kg

Min 0.88 kg

Average 1.42 kg

Max 2.19 kg

Thickness Comparison

Displays size 14.0-14.9 inches

Asus Vivobook S 14 Q423 15.90 mm

ASUS Vivobook S14 S435 15.90 mm

Min 8.40 mm

Average 17.12 mm

Max 32.50 mm

Another value that we use for comparing the weights of the laptops is the Weight per Inch of Screen, which is calculated by dividing the total weight of the model with its usable diagonal screen size. This value for the Asus Vivobook S 14 Q423 is 0.09 kg/inch.In comparison, this value for the ASUS Vivobook S14 S435 is 0.09 kg/inch.Here are some of the best performing laptops in this area:

Microsoft Surface Go 4: 0.05 kg/inch
LG Gram SuperSlim 15.6 2023: 0.06 kg/inch
Asus ProArt PZ13 HT5306: 0.06 kg/inch
Asus Zenbook A14 UX3407: 0.06 kg/inch
Dell Latitude 7330: 0.07 kg/inch
Lenovo ThinkPad X1 Nano Gen 2: 0.07 kg/inch
LG Gram 14 2022: 0.07 kg/inch
LG Gram 14 2-in-1 2022: 0.07 kg/inch

Asus Vivobook S 14 Q423 vs ASUS Vivobook S14 S435: Internals (CPU, GPU, RAM, Battery, SSD, etc.) Comparison

CPU Comparison

CPU Model	Intel Core Ultra 5 226V	Intel Core i5 1135G7 Intel Core i7 1165G7
Base Frequency	2.1 GHz	0.9-2.4 GHz
Turbo Frequency	4.5 GHz	4.2 GHz
Number of Cores	8 (4P + 4E)	4
Number of Threads	8	8
L3 Cache	8 MB	8 MB
Integrated GPU	Intel Arc Graphics 130V	Iris Xe Graphics G7 80EU
CPU Fabrication Process	3 nm	10 nm

Above you can see the CPU options and the CineBench and GeekBench test scores for both laptops, which gives an idea about what kind of performance difference you may experience between the Asus Vivobook S 14 Q423 and ASUS Vivobook S14 S435.

You may also read reviews of latest laptops with the same CPUs and compare them:

Laptops with: Intel Core Ultra 5 226V

Laptops with: Intel Core i5 1135G7

GPU Comparison

GPU Model	Intel Arc 130V	Intel Iris Xe Graphics G7 (80EU)
Base Clock Frequency	600 MHz	300 MHz
Boost CLock Frequency	1850 MHz	1100 MHz
TGP (Total Graphics Power)	15 W	15 W
Type	Integrated	Integrated
FLOPS	3.3 TFLOPS	1,408 GFLOPS
Memory Size	System Shared	System Shared
Memory Type	LPDDR5X	System Shared
Memory Speed	7.47 Gbps	System Shared
Shading Units Cores	896	640

GPU is as critical as the CPU for graphic heavy applications and the table above gives a picture of how the two GPU compares. FLOPS is a measure of a GPU's performance based on the number of floating-point arithmetic calculations that the processor can perform within a second. Asus Vivobook S 14 Q423 has a FLOPS value of 3.3 TFLOPS whereas the ASUS Vivobook S14 S435 ' has a FLOPS value of 1.41 TFLOPS. If graphical performance of the laptop is important for your use type, the Asus Vivobook S 14 Q423 may be the better choice between these two setups.

RAM Comparison

RAM	8GB 16GB	8GB 16GB 32GB
Memory Bus	2x4 GB	2x4 GB
RAM Clock	7467 MHz	3200 MHz
RAM Type	LPDDR5X	LPDDR4X
Upgradable	No	No
Memory Bus	PCI-E Gen 4.0 (4x)	PCI-E Gen 3.0 (4x)

Both laptops, the Vivobook S 14 Q423 and the Vivobook S14 S435, come with similar RAM capacities of 8 GB, providing comparable performance in memory-intensive tasks.

LOCAL LLM Compatibility Evaluation

This quick guide shows what types of large language models (LLMs) each of these laptops could support, based on their respective hardware specifications. It's meant to help you compare their suitability for running AI models locally.

LLM Category	Asus Vivobook S 14 (Q423)	ASUS Vivobook S14 S435
Small Models(1-3B):Examples: Phi-2, Qwen-1.8B	✔ Run smoothly.	✔ Run smoothly.
Medium Models(7-8B):Examples: Mistral-7B, Qwen-7B	✖ Not supported.	✖ Not supported.
Large Models(13-30B):Examples: Mixtral, Qwen-14B	✖ Not supported.	✖ Not supported.
Extra-Large Models(65B+):Examples: LLaMA2-70B, Qwen1.5-72B	✖ Not supported on most systems. Requires high-end GPU or advanced setup.	✖ Not supported on most systems. Requires high-end GPU or advanced setup.

Note: Optimized (e.g., 4-bit) models may run on limited hardware. Performance depends on runtime and setup.

📌 MoE Models: Some models like Mixtral 8x7B and Qwen3-30B-A3B use a Mixture of Experts (MoE) design, activating only part of the model during inference. This means they can often run efficiently on laptops with 12–16 GB of VRAM when quantized.

BATTERY

BATTERY	75 Wh	67 Wh
Battery Type	Li-Ion	Li-Ion
Replaceable	No	No
Fast Charging	No	No
Charging Port Position	Right	Left
Charge Power	65 W	65 W

Moreover, the Vivobook S 14 Q423 boasts a larger battery capacity of 75 Wh, offering extended usage time compared to the Vivobook S14 S435's67 Wh.

Battery Comparison

Displays size 14.0-14.9 inches

Asus Vivobook S 14 Q423 75 Wh

ASUS Vivobook S14 S435 67 Wh

Min 32.00 Wh

Average 55.79 Wh

Max 90.00 Wh

STORAGE
Both laptops, the Vivobook S 14 Q423 and the Vivobook S14 S435 have similar max. storage capacities of 1 TB, allowing for ample space to store files and applications.

Storage Options	512 GB, 1 TB	256 GB, 512 GB, 1 TB
Upgradable	Yes	Yes
Storage type	SSD (M2)	SSD (M2)
NVMe	Yes	Yes

If your budget allows, we recommend opting for the largest possible disk size, considering the potential increase in storage capacity needs in the future. However, please keep in mind the question 'What will the laptop be used for?' when making this decision. Of course, you can later upgrade the hard disk capacity by getting a larger disk. However, if your laptop has only one disk slot, it may not be as straightforward as a RAM upgrade, where you simply add or replace a module, as moving or cloning files to a new disk may be necessary.

Asus Vivobook S 14 Q423 vs ASUS Vivobook S14 S435: Display Comparison

The display is an essential aspect to consider when comparing the Asus Vivobook S 14 Q423 and ASUS Vivobook S14 S435 since its is the component that you interact the most and significantly impact the experience.

Screen Area and Dimensions

Now let's look at the comparison of the actual display areas of both laptops below, keeping the bezels around the screens out of the equation. Both Vivobook S 14 Q423 and Vivobook S14 S435 screens have the same size of 14.0".The total usable screen area of the Vivobook S 14 Q423 is 568cm² / 88inch² whereas the Vivobook S14 S435's total usable screen area is 540cm² / 84inch².

PPI (Pixels per Inch)
Additionally, the Vivobook S 14 Q423 features a higher pixel density with 162 pixels per inch (PPI), ensuring sharper image details.

Screen PPI (Pixels Per Inch) Comparison

Displays size 14.0-14.9 inches

Asus Vivobook S 14 Q423 162 ppi

ASUS Vivobook S14 S435 157 ppi

Min 112 PPI

Average 173 PPI

Max 323.00 PPI

Refresh Rate
Both Vivobook S 14 Q423 and Vivobook S14 S435 offer the same refresh rate of 60 Hz.

Brightness
The Vivobook S 14 Q423 offers a higher maximum brightness of 600 nits, delivering a brighter screen.

Brightness Comparison

Displays size 14.0-14.9 inches

Asus Vivobook S 14 Q423 600 nits

ASUS Vivobook S14 S435 400 nits

Min

200 nits

Average 383 nits

Max 1200.00 nits

Asus Vivobook S 14 Q423 vs ASUS Vivobook S14 S435 Connectivity Comparison

In terms of connectivity,

Wifi
Vivobook S 14 Q423 features a more advanced Wi-Fi standard v7, providing faster and more reliable wireless connections compared to Vivobook S14 S435 (v6).

Below, you'll find a Wi-Fi Versions Table, along with their release dates and speeds, to provide a brief overview of its development.

Wi-Fi Versions and Speeds

Standard	Speed	Release Date	Network	Frequency Bands (GHz)
Wi-Fi 7	up to 40 Gbps (5 GB/s)	2023	802.11be	2.4, 5, 6
Wi-Fi 6E	up to 9.6 Gbps (1.2 GB/s)	2020	802.11ax	2.4, 5, 6
Wi-Fi 6	up to 9.6 Gbps (1.2 GB/s)	2019	802.11ax	2.4, 5
Wi-Fi 5	up to 6.93 Gbps (866.25 MB/s)	2014	802.11ac	2.4, 5
Wi-Fi 4	up to 600 Mbps (75 MB/s)	2009	802.11n	2.4, 5

* Please note that the provided transfer rates are maximum theoretical values, and real-life performance may vary based on environmental factors.

USB
Both Vivobook S 14 Q423 and Vivobook S14 S435 feature 2x USB 3.2 USB-A ports.
Both Vivobook S 14 Q423 and Vivobook S14 S435 have USB Type-C ports. Vivobook S 14 Q423 has 2x USB 4.0 USB Type-C ports, while Vivobook S14 S435 has 2x USB 3.2 USB Type-C ports.

Below, you'll find a table of USB ports, along with their release dates and speeds.
To mitigate the confusion caused by generation names, the USB Implementers Forum (USB-IF) suggests using marketing names like USB 5Gbps, USB 10Gbps, and so forth, based on their respective transfer rates.

USB Type and Speeds

USB Type	Version	Speed	Date	Other Features/Explanations
USB4	Gen 4 (2.0)	80 Gbps	2022	Also known as USB 80Gbps
USB4	Gen 3×2	40 Gbps	2019	Also known as USB 40Gbps
USB 3.2	3.2 Gen 2x2	20 Gbps	2019	Double the data transfer rates of Gen 2
USB 3.2	3.2 Gen 2	10 Gbps	2017	Previously known as USB 3.1
USB 3.2	3.2 Gen 1	5 Gbps	2017	Previously known as USB 3.0
USB 3.1	3.1 Gen 2	10 Gbps	2013	Faster data transfer rates
USB 3.0	3.1 Gen 1	5 Gbps	2010	SuperSpeed USB, improved data transfer rates
USB 2.0	2.0	480 Mbps	2000	High-speed data transfer
USB 1.0	1.0	1.5 Mbps	1996	Original USB standard

Thunderbolt
Both Vivobook S 14 Q423 and Vivobook S14 S435 are equipped with Thunderbolt 4 ports.

HDMI
Both Vivobook S 14 Q423 and Vivobook S14 S435 feature an HDMI port. Vivobook S 14 Q423 offers 1x HDMI 2.1, while Vivobook S14 S435 offers 1x HDMI 1.4.

Below, you'll find a comparison table detailing different HDMI versions, including their bandwidth, color depth, maximum resolution, and release dates. This information can be helpful in understanding the capabilities of each HDMI version and choosing the most suitable one for your needs.

HDMI Comparison Table

HDMI Version	Maximum Resolution	Bandwidth (Gbps)	Color Depth (bits)	Release Date
HDMI 2.1-2.1b	7680 x 4320 *(8K)* @ 60p 3840 x 2160 *(4K)* @ 120p	48.0	48	2017
HDMI 2.0-2.0b	3840 x 2160 *(4K)* @ 60p	18.0	48	2013
HDMI 1.4-1.4b	3840 x 2160 *(4K)* @ 30p	10.2	48	2009
HDMI 1.3-1.3a	2560 x 1440 @ 60p	10.2	48	2006
HDMI 1.0-1.2a	1920 x 1200 @ 60p	4.95	24	2002

* Please note that the provided resolution values represent the maximum supported resolution, and actual display quality may depend on other factors such as source content and connected devices.

SD Card Reader
Both Vivobook S 14 Q423 and Vivobook S14 S435 come with an SD Card Reader for easy access to memory cards.

Audio Jack
Both Vivobook S 14 Q423 and Vivobook S14 S435 are equipped with a 3.5mm Audio Jack, providing seamless connection to headphones and speakers.

To summarize the connectivity and ports details, please refer to the table below to see them listed.

Connectivity and Ports
WiFi Standard (latest: v7)	v7	v6
Bluetooth (latest: v5.4)	v5.4	v5
USB-A (latest: 3.2)	2x USB 3.2	2x USB 3.2
USB Type-C (latest: USB4 2.0)	2x USB 4.0	2x USB 3.2
Thunderbolt (latest: 4)	Thunderbolt 4	Thunderbolt 4
HDMI (latest: 2.1)	1x HDMI 2.1	1x HDMI 1.4
Display Port (latest: v2.0)	No	No
VGA	No	No
Fingerprint Sensor	No	Yes
Optical Drive	No	No
Audio Jack 3.5mm	Yes	Yes
Ethernet RJ45	No	No
SD CardReader	Yes	Yes
Proprietary Charging Port	No	No